(subclass ComputerMenu UIElement) | ComputerInput.kif 846-846 | ComputerMenu 是 UIElement 的 subclass |
(subclass TextualComputerMenu ComputerMenu) | ComputerInput.kif 857-857 | TextualComputerMenu 是 ComputerMenu 的 subclass |
(subclass GraphicalComputerMenu ComputerMenu) | ComputerInput.kif 885-885 | GraphicalComputerMenu 是 ComputerMenu 的 subclass |